The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 26, 2016
Filed:
Mar. 09, 2015
Applicants:
Haruki Saitoh, Kanagawa, JP;
Koji Nagai, Kanagawa, JP;
Hiroyuki Hiratsuka, Kanagawa, JP;
Satoshi Katoh, Kanagawa, JP;
Inventors:
Haruki Saitoh, Kanagawa, JP;
Koji Nagai, Kanagawa, JP;
Hiroyuki Hiratsuka, Kanagawa, JP;
Satoshi Katoh, Kanagawa, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/01 (2006.01); B41J 29/393 (2006.01); B41J 11/00 (2006.01); B41J 2/21 (2006.01);
U.S. Cl.
CPC ...
B41J 11/009 (2013.01); B41J 2/21 (2013.01);
Abstract
A pH detecting device includes a supplying unit to supply a pH indicator, with an inkjet head, to a surface of a material to be processed on which acidification is performed; a color information detector to detect color information of the pH indicator supplied to the surface of the material; and a pH specifying unit to specify a pH value of the surface of the material based on the color information.